G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
Dispositif pour maintenir a l'abri de tout contact avec l'atmosphere le vin contenu dans une barique ou tonneau malgre la baisse de niveau due a l'absorption des parois de bois
Reservoir a double parois pour produits en vrac a l'etat liquide ou pulverulent comportant une paroi souple etanche retractable permettant ainsi l'utilisation successivement du meme reservoir pour des produits non compatibles